Fosner, Maja, Benjamin Marcen, and Nejc Sirovnik. “On Centralizers of Standard Operator Algebras With Involution”. CUBO, A Mathematical Journal 15, no. 3 (October 1, 2013): 45–50. Accessed January 10, 2026. https://cubo.ufro.cl/index.php/cubo/article/view/1298.